Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
September's onset introduces a mild reduction in the average high-temperature, from an agreeable 22.8°C (73°F) in August to an enjoyable 19.5°C (67.1°F). Bailleul-Sir-Berthoult's temperature tends to fall to an average low of 11.2°C (52.2°F) during the nights of September.Humidity
The average relative humidity in September is 77%.Rainfall
The month with the least rainfall is September, when the rain falls for 11.8 days and typically collects 21mm (0.83") of precipitation.Snowfall
In Bailleul-Sir-Berthoult, France, snow does not fall in April through October.Daylight
In Bailleul-Sir-Berthoult, the average length of the day in September is 12h and 37min.On the first day of September in Bailleul-Sir-Berthoult, sunrise is at 07:03 and sunset at 20:32. On the last day of the month, sunrise is at 07:48 and sunset at 19:28 CEST.
Sunshine
In Bailleul-Sir-Berthoult, the average sunshine in September is 7.3h.UV index
In Bailleul-Sir-Berthoult, the average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In September, a regular UV index of 4 translates into these guidelines:
Make use of precautions - Suggestions to resist sunburn are communicated. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures in Bailleul-Sir-Berthoult?
What is the average humidity in September in Bailleul-Sir-Berthoult?
What is the driest month in Bailleul-Sir-Berthoult?
How much does it rain in Bailleul-Sir-Berthoult in September?
When it does not snow in Bailleul-Sir-Berthoult?
How many hours of daylight does Bailleul-Sir-Berthoult have in September?
When are sunrise and sunset in September in Bailleul-Sir-Berthoult?
How many hours of sunshine does Bailleul-Sir-Berthoult have in September?
What is the UV index intensity in September in Bailleul-Sir-Berthoult?
Average temperature in September
Bailleul-Sir-Berthoult, France
- Average high temperature in September: 19.5°C
The warmest month (with the highest average high temperature) is August (22.8°C).
The month with the lowest average high temperature is January (5.5°C).
- Average low temperature in September: 11.2°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (1°C).
Average pressure in September
Bailleul-Sir-Berthoult, France
- Average pressure in September: 1017.7mbar
The month with the highest atmospheric pressure is September (1017.7mbar).
The month with the lowest atmospheric pressure is November (1012.4mbar).
Average wind speed in September
Bailleul-Sir-Berthoult, France
- Average wind speed in September: 12.6km/h
The windiest month (with the highest average wind speed) is February (18.4km/h).
The calmest month (with the lowest average wind speed) is August (12.3km/h).
Average humidity in September
Bailleul-Sir-Berthoult, France
- Average humidity in September: 77%
The months with the highest relative humidity are January and December (88%).
The month with the lowest relative humidity is August (74%).
Average rainfall in September
Bailleul-Sir-Berthoult, France
- Average rainfall in September: 21mm
The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is September (21mm).
Average rainfall days in September
Bailleul-Sir-Berthoult, France
- Average rainfall days in September: 11.8 days
The month with the highest number of rainy days is December (15.8 days).
The month with the least rainy days is February (11.3 days).
Average snowfall in September
Bailleul-Sir-Berthoult, France
- Average snowfall in September: 0mm
The month with the highest snowfall is February (22mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Bailleul-Sir-Berthoult, France
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Bailleul-Sir-Berthoult, France
- Average daylight in September: 12h and 4min
The month with the longest days is June (Average daylight: 16h and 24min).
The month with the shortest days is December (Average daylight: 8h and 6min).
- Average sunshine in September: 7h and 2min
The month with the most sunshine is June (Average sunshine: 9h and 42min).
The month with the least sunshine is January (Average sunshine: 3h and 54min).
Average sunshine days in September
Bailleul-Sir-Berthoult, France
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is April (16.6 days).
The month with the least sunshine days is December (11.5 days).
Average UV index in September
Bailleul-Sir-Berthoult, France
- Average UV index in September: 4
The months with the highest UV index are June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Bailleul-Sir-Berthoult, France
- Average cloud cover in September: 43
The month with the most cloud cover is January (Cloud cover 60).
The months with the least cloud cover are April and August (Cloud cover 41).
Average visibility in September
Bailleul-Sir-Berthoult, France
- Average visibility in September: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
